L'aspido sordo

Recording by Donato da Cascia.

Recording identifiers

ISRC
MX2831000016
CopyrightID (CopyrightChains transaction hash)
0x02d7df55140f50d535d78cb6640f5569a851bb118e11034e05d013883aaeb9a5
Copyright registration time
2026-07-06T21:29:37+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:61a0834a9da81aef8dd8c141545b4e48990d39b0b212b869c88c646e0883ad33

What this proof establishes

This recording belongs to ProofProfile's historical evidence base derived from the pre-2022 AcousticBrainz and MusicBrainz corpus. ISRC is the stable recording-level bridge from that source corpus to the authoritative cc-db-prod track record.

CopyrightChains and Bitcoin OpenTimestamps make the exact committed record independently verifiable today. The cryptographic proof does not by itself establish authorship or ownership of the underlying recording.

Read the complete pre-generative-AI provenance and verification method.